2018 GMC Acadia wheels — 20x8, 6 spoke, opt SKL price snapshot
- Low
- $135
- Average
- $181
- High
- $357

Year & trim-specific price guide
A used 2018 GMC Acadia wheels (20x8, 6 spoke, opt SKL) costs $135 to $357, with a median asking price of $155. Based on 39 priced salvage yard listings across the US, updated Sep 11, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | Updating | — | |
| Grade BStandard used | Updating | — | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $135–$357 | 39 |
Trim-specific context
This pricing covers the 20x8, 6 spoke, opt SKL variant of the 2018 GMC Acadia wheels, based on 39 priced listings. Its $155 median is 24% above the 2018 GMC Acadia wheels overall median of $125.
There are 8 other wheels variants available for the 2018 GMC Acadia.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same year, other trims
Back to full guide
Common questions
Based on 39 priced salvage-yard listings, a used 2018 GMC Acadia wheels in the 20x8, 6 spoke, opt SKL variant lists between $135 and $357, with a median asking price of $155.
In our current dataset, the 20x8, 6 spoke, opt SKL variant appears only for the 2018 model year.